<?php

namespace App\Http\Controllers\Admin\Master;

use App\Enums\Permission;
use App\Enums\ProductStatus;
use App\Http\Controllers\Concerns\FlashesEntityMessage;
use App\Http\Controllers\Concerns\ParsesDataTableQuery;
use App\Http\Controllers\Controller;
use App\Http\Requests\Admin\Master\ProductRequest;
use App\Http\Requests\Admin\Master\RejectProductRequest;
use App\Models\Product;
use App\Models\ProductVariant;
use App\Services\Master\ProductService;
use App\Support\Media\MediaPresenter;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Inertia\Inertia;
use Inertia\Response;

class ProductController extends Controller
{
    use FlashesEntityMessage;
    use ParsesDataTableQuery;

    public function __construct(
        private readonly ProductService $productService,
    ) {}

    public function index(Request $request): Response
    {
        $tableQuery = $this->parseDataTableQuery($request);
        $isActive = $request->string('is_active')->toString();
        $categoryId = $request->string('category_id')->toString();
        $status = $request->string('status')->toString();

        return Inertia::render('admin/master/products/Index', [
            'products' => $this->productService->paginateForIndex($tableQuery, $isActive, $categoryId, $status),
            'outOfStockGroups' => $this->productService->outOfStockGroups(),
            'stockWarningGroups' => $this->productService->stockWarningGroups(),
            'categories' => $this->productService->categoryOptions(),
            'filters' => $this->dataTableFilters($tableQuery, [
                'is_active' => $isActive,
                'category_id' => $categoryId,
                'status' => $status,
            ]),
        ]);
    }

    public function create(): Response
    {
        return Inertia::render('admin/master/products/Create', [
            'categories' => $this->productService->categoryOptions(),
        ]);
    }

    public function store(ProductRequest $request): RedirectResponse
    {
        $this->productService->create($request->validated(), $request->user());

        $message = $request->user()?->can(Permission::PRODUCTS_VERIFY->value)
            ? null
            : 'Pengajuan produk berhasil dikirim dan menunggu persetujuan owner.';

        if ($message) {
            $this->flashSuccess($message);
        } else {
            $this->flashCreated('Produk');
        }

        return redirect()->route('admin.master.products.index');
    }

    public function edit(Product $product): Response
    {
        $product->load([
            'categories',
            'variants' => fn ($query) => $query
                ->with('media')
                ->orderBy('created_at'),
        ]);

        $product->variants->each(function (ProductVariant $variant): void {
            $variant->setAttribute('images', MediaPresenter::collection($variant, 'images'));
        });

        return Inertia::render('admin/master/products/Edit', [
            'categories' => $this->productService->categoryOptions(),
            'product' => $product,
        ]);
    }

    public function update(ProductRequest $request, Product $product): RedirectResponse
    {
        $this->productService->update($product, $request->validated(), $request->user());

        $message = $request->user()?->can(Permission::PRODUCTS_VERIFY->value)
            ? null
            : 'Pengajuan perubahan produk berhasil dikirim dan menunggu persetujuan owner.';

        if ($message) {
            $this->flashSuccess($message);
        } else {
            $this->flashUpdated('Produk');
        }

        return redirect()->route('admin.master.products.index');
    }

    public function toggleStatus(Request $request, Product $product): RedirectResponse
    {
        $validated = $request->validate([
            'is_active' => ['required', 'boolean'],
        ]);

        $this->productService->toggleStatus($product, $validated['is_active'], $request->user());

        $this->flashStatusUpdated('produk');

        return back();
    }

    public function destroy(Product $product): RedirectResponse
    {
        $user = auth()->user();

        if ($user?->can(Permission::PRODUCTS_VERIFY->value)) {
            $this->productService->delete($product, $user);
            $this->flashDeleted('Produk');

            return redirect()->route('admin.master.products.index');
        }

        $wasDeleteRequest = $product->status === ProductStatus::APPROVED;

        $this->productService->delete($product, $user);

        if ($wasDeleteRequest) {
            $this->flashSuccess('Pengajuan penghapusan produk berhasil dikirim dan menunggu persetujuan owner.');
        } else {
            $this->flashDeleted('Produk');
        }

        return redirect()->route('admin.master.products.index');
    }

    public function approve(Product $product): RedirectResponse
    {
        $user = auth()->user();
        if ($user && ! $user->hasAnyRole(['owner', 'developer'])) {
            abort(403);
        }

        $this->productService->approve($product, $user);

        $this->flashSuccess('Produk berhasil disetujui.');

        return redirect()->route('admin.master.products.index');
    }

    public function reject(RejectProductRequest $request, Product $product): RedirectResponse
    {
        $user = auth()->user();
        if ($user && ! $user->hasAnyRole(['owner', 'developer'])) {
            abort(403);
        }

        $this->productService->reject(
            $product,
            $request->validated('reason'),
            $user,
        );

        $this->flashSuccess('Produk berhasil ditolak.');

        return redirect()->route('admin.master.products.index');
    }
}